GB1258176A - - Google Patents
Info
- Publication number
- GB1258176A GB1258176A GB1258176DA GB1258176A GB 1258176 A GB1258176 A GB 1258176A GB 1258176D A GB1258176D A GB 1258176DA GB 1258176 A GB1258176 A GB 1258176A
- Authority
- GB
- United Kingdom
- Prior art keywords
- input terminals
- output
- resistor
- balanced
- differential amplifier
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 239000003990 capacitor Substances 0.000 abstract 1
- 230000005669 field effect Effects 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/08—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means by making use of piezoelectric devices, i.e. electric circuits therefor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/16—Measuring force or stress, in general using properties of piezoelectric devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
- G01P15/02—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses
- G01P15/08—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values
- G01P15/09—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values by piezoelectric pick-up
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/70—Charge amplifiers
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU1198368 | 1968-12-09 | ||
| AU1063669 | 1969-11-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1258176A true GB1258176A (xx) | 1971-12-22 |
Family
ID=25614255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1258176D Expired GB1258176A (xx) | 1968-12-09 | 1969-12-09 |
Country Status (1)
| Country | Link |
|---|---|
| GB (1) | GB1258176A (xx) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0374870A2 (en) * | 1988-12-23 | 1990-06-27 | Mitsubishi Denki Kabushiki Kaisha | Acceleration sensor |
| DE4016690A1 (de) * | 1989-05-24 | 1990-11-29 | Mitsubishi Electric Corp | Beschleunigungsmesser |
| JP2017096886A (ja) * | 2015-11-27 | 2017-06-01 | シチズンファインデバイス株式会社 | 圧電センサ |
| US10254894B2 (en) | 2015-12-23 | 2019-04-09 | Cambridge Touch Technologies Ltd. | Pressure-sensitive touch panel |
| US10282046B2 (en) | 2015-12-23 | 2019-05-07 | Cambridge Touch Technologies Ltd. | Pressure-sensitive touch panel |
| US10310659B2 (en) | 2014-12-23 | 2019-06-04 | Cambridge Touch Technologies Ltd. | Pressure-sensitive touch panel |
| US10318038B2 (en) | 2014-12-23 | 2019-06-11 | Cambridge Touch Technologies Ltd. | Pressure-sensitive touch panel |
| US10496210B2 (en) | 2012-04-07 | 2019-12-03 | Cambridge Touch Technologies Ltd. | Pressure sensing display device |
| US10817116B2 (en) | 2017-08-08 | 2020-10-27 | Cambridge Touch Technologies Ltd. | Device for processing signals from a pressure-sensing touch panel |
| US11093088B2 (en) | 2017-08-08 | 2021-08-17 | Cambridge Touch Technologies Ltd. | Device for processing signals from a pressure-sensing touch panel |
-
1969
- 1969-12-09 GB GB1258176D patent/GB1258176A/en not_active Expired
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0374870A2 (en) * | 1988-12-23 | 1990-06-27 | Mitsubishi Denki Kabushiki Kaisha | Acceleration sensor |
| EP0374870A3 (en) * | 1988-12-23 | 1990-08-22 | Mitsubishi Denki Kabushiki Kaisha | Acceleration sensor |
| US5095751A (en) * | 1988-12-23 | 1992-03-17 | Mitsubishi Denki K.K. | Acceleration sensor |
| DE4016690A1 (de) * | 1989-05-24 | 1990-11-29 | Mitsubishi Electric Corp | Beschleunigungsmesser |
| US10496210B2 (en) | 2012-04-07 | 2019-12-03 | Cambridge Touch Technologies Ltd. | Pressure sensing display device |
| US10310659B2 (en) | 2014-12-23 | 2019-06-04 | Cambridge Touch Technologies Ltd. | Pressure-sensitive touch panel |
| US10318038B2 (en) | 2014-12-23 | 2019-06-11 | Cambridge Touch Technologies Ltd. | Pressure-sensitive touch panel |
| JP2017096886A (ja) * | 2015-11-27 | 2017-06-01 | シチズンファインデバイス株式会社 | 圧電センサ |
| US10254894B2 (en) | 2015-12-23 | 2019-04-09 | Cambridge Touch Technologies Ltd. | Pressure-sensitive touch panel |
| US10282046B2 (en) | 2015-12-23 | 2019-05-07 | Cambridge Touch Technologies Ltd. | Pressure-sensitive touch panel |
| US10817116B2 (en) | 2017-08-08 | 2020-10-27 | Cambridge Touch Technologies Ltd. | Device for processing signals from a pressure-sensing touch panel |
| US11093088B2 (en) | 2017-08-08 | 2021-08-17 | Cambridge Touch Technologies Ltd. | Device for processing signals from a pressure-sensing touch panel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |